四年级数学期末复习：几百几十数乘一位数口算题
<p>四年级几百几十数乘一位数口算题</p><p>(1) 4 × 30 = (2) 100 × 4 = (3) 700 × 5 =</p><p>(4) 9 × 800 = (5) 8 × 80 = (6) 5 × 200 =</p><p>(7) 6 × 300 = (8) 2 × 600 = (9) 300 × 9 =</p><p>(10) 2 × 400 = (11) 4 × 50 = (12) 3 × 20 =</p><p>(13) 60 × 1 = (14) 7 × 600 = (15) 5 × 90 =</p><p>(16) 20 × 1 = (17) 90 × 3 = (18) 9 × 300 =</p><p>(19) 2 × 100 = (20) 90 × 6 =</p><p></p>
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